argc = parse_options(argc, argv, options, merge_file_usage, 0);
if (argc != 3)
usage_with_options(merge_file_usage, options);
- if (quiet)
- freopen("/dev/null", "w", stderr);
+ if (quiet) {
+ if (!freopen("/dev/null", "w", stderr))
+ return error("failed to redirect stderr to /dev/null: "
+ "%s\n", strerror(errno));
+ }
for (i = 0; i < 3; i++) {
if (!names[i])